{
  "manageEntity": {
    "action": "Repost",
    "entityId": "345115064",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb57a730e6ddb335920300025dafb7f5a9c0304923b7642d89dd18be45ec88108",
    "signature": "0x03c9049023cba90f2c0492942f4fba0969e8c2d2a4189684d553878101260dcd25e793dc9b2d42c3ba56f0a5415df750b6f1ed3b1a628012c225a90a06726cce1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}